package com.itheima.reggie.config;

import com.itheima.reggie.common.JacksonObjectMapper;
import com.itheima.reggie.filter.LoginCheckInterceptor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;

import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

import java.util.List;

@Slf4j
@Configuration
public class WebMvcConfig extends WebMvcConfigurationSupport {
    @Autowired
    private LoginCheckInterceptor loginCheckInterceptor;
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.info("开始进行静态资源映射...");
        registry.addResourceHandler("/backend/**").addResourceLocations("classpath:/backend/");
        registry.addResourceHandler("/front/**").addResourceLocations("classpath:/front/");
    }
//添加拦截器
   /* @Override
    protected void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(loginCheckInterceptor).addPathPatterns("/**").excludePathPatterns(
                "/employee/login",
                "/employee/logout",
                "/backend/**",
                "/front/**",
                "/common/**"
        );
    }*/
//扩展mvc框架的消息转换器

    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        //创建转换器对象
        MappingJackson2HttpMessageConverter mappingJackson2HttpMessageConverter = new MappingJackson2HttpMessageConverter();

        //设置对象转换器  将java转成json对象
        mappingJackson2HttpMessageConverter.setObjectMapper(new JacksonObjectMapper());

        //将上面的消息转换器对象追加到mvc框架的转换器集合中
        converters.add(0,mappingJackson2HttpMessageConverter);
    }
}
